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EGFR-TKIs治疗晚期非小细胞肺癌的药物评价研究
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作者 金育忠 黄艳辉 +2 位作者 敏琼 丁晓霞 范春玲 《甘肃医药》 2024年第4期342-345,共4页
目的:通过药品临床综合评价的方法,比较晚期非小细胞肺癌(NSCLC)一线治疗药物(吉非替尼、厄洛替尼、埃克替尼、阿法替尼、达克替尼、奥希替尼)的临床综合价值,旨在为医院临床合理用药和目录准入决策提供参考。方法:参照卫健委《抗肿瘤... 目的:通过药品临床综合评价的方法,比较晚期非小细胞肺癌(NSCLC)一线治疗药物(吉非替尼、厄洛替尼、埃克替尼、阿法替尼、达克替尼、奥希替尼)的临床综合价值,旨在为医院临床合理用药和目录准入决策提供参考。方法:参照卫健委《抗肿瘤药品临床综合评价技术指南》对6种晚期NSCLS治疗药品(吉非替尼、厄洛替尼、埃克替尼、阿法替尼、达克替尼、奥希替尼)进行药物经济性、适宜性和可及性评价。结果:6种EGFR-TKIs药物中奥希替尼以及通过一致性评价的带量采购药品阿法替尼、吉非替尼具有成本-效用优势。而在适宜性和可及性方面,6个品种的适宜性评价均为优,可及性方面部分医院和医保定点药店配备率不高。结论:(1)通过一致性评价的国家集采药品阿法替尼、吉非替尼药物经济学优势更高。(2)国谈纳入时间及国家集采对新型抗肿瘤药物的经济学优势、配备率和可及性有显著影响,医院和医保定点药店需提高EGFR-TKIs的配备率充分满足患者治疗需求。 展开更多
关键词 egfr-tkiS 经济性 适宜性 可及性 带量采购药品 国谈药品
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EGFR-TKI单药与传统化疗方案治疗进展期NSCLC安全性的网状meta分析
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作者 马静 蔺婷婷 +1 位作者 董宁霞 吕文文 《国际医药卫生导报》 2024年第6期897-902,共6页
目的对一至三代表皮生长因子受体-酪氨酸激酶抑制剂(EGFR-TKI)与传统化疗方案治疗进展期非小细胞肺癌(NSCLC)的安全性进行比较,同时采用网状meta分析方法评价三代EGFR-TKI与一、二代之间的安全性。方法检索PubMed、Embase、Cochrane图... 目的对一至三代表皮生长因子受体-酪氨酸激酶抑制剂(EGFR-TKI)与传统化疗方案治疗进展期非小细胞肺癌(NSCLC)的安全性进行比较,同时采用网状meta分析方法评价三代EGFR-TKI与一、二代之间的安全性。方法检索PubMed、Embase、Cochrane图书馆、中国生物医学文献数据库、中国知网、万方数字化期刊全文数据库、维普数据库,检索时限均为从建库至2020年12月,搜集EGFR-TKI单药对比铂类为基础培美曲塞化疗方案的随机对照试验(RCT)。筛选文献、提取资料,并用Cochrane系统评价偏倚风险评估工具对纳入研究的RCT进行偏倚风险评估,采用RevMan 5.3软件、STATA 15.1软件进行meta分析。结果meta分析结果显示,试验组(EGFR-TKI单药)、对照组(培美曲塞联合铂类)患者的腹泻[相对危险度(RR)=2.16,95%置信区间(CI)0.742~6.297,P>0.05]、便秘(RR=0.44,95%CI 0.187~1.039,P>0.05)发生率比较差异均无统计学意义。试验组白细胞减少发生率、中性粒细胞减少发生率、贫血发生率、血小板减少发生率、食欲不振发生率、恶心发生率均低于对照组(RR=0.21,95%CI 0.10~0.41,P<0.001;RR=0.21,95%CI 0.08~0.55,P<0.001;RR=0.26,95%CI 0.13~0.51,P<0.001;RR=0.39,95%CI 0.24~0.64,P<0.001;RR=0.39,95%CI 0.28~0.55,P<0.001;RR=0.30,95%CI 0.24~0.37,P<0.001);试验组皮疹发生率高于对照组(RR=9.63,95%CI 6.30~14.72,P<0.001)。对一至三代EGFR-TKI的不良反应进行网状meta分析结果显示,三代EGFR-TKI奥希替尼组白细胞减少发生率要高于一、二代EGFR-TKI,贫血发生率与埃克替尼组相似,但高于吉非替尼组和阿法替尼组(均P<0.05)。结论一至三代EGFR-TKI的血液系统、消化系统不良反应发生率均低于传统化疗方案;三代EGFR-TKI与一、二代相比,在白细胞减少及贫血发生率方面各具优势。 展开更多
关键词 非小细胞肺癌 egfr-tki 不良反应 META分析
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某院非小细胞肺癌治疗中EGFR-TKI使用情况分析
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作者 巫建群 《海峡药学》 2024年第4期70-73,共4页
目的 分析医院近三年表皮生长因子受体-酪氨酸激酶抑制剂(EGFR-TKI)在非小细胞肺癌(NSCLC)治疗中的使用情况,为临床安全合理用药提供参考。方法 应用限定日剂量(DDD)法回顾性统计分析2020~2022年医院EGFR-TKI的销售金额、用药频度(DDDs... 目的 分析医院近三年表皮生长因子受体-酪氨酸激酶抑制剂(EGFR-TKI)在非小细胞肺癌(NSCLC)治疗中的使用情况,为临床安全合理用药提供参考。方法 应用限定日剂量(DDD)法回顾性统计分析2020~2022年医院EGFR-TKI的销售金额、用药频度(DDDs)、限定日费用(DDC)及排序比等情况。结果 三年来我院EGFR-TKI的总销售额和DDDs稳步增长,一代EGFR-TKI的销售额、DDDs和占比逐年走低,以奥希替尼为代表的三代EGFR-TKI同期指标大幅上升,且排序比同步性良好。结论 我院近三年EGFR-TKI使用较为合理,其用药趋势与文献报道的情况基本相符,但仍需加强医保适应症审批制度,确保临床用药的安全、经济和有效。 展开更多
关键词 非小细胞肺癌 egfr-tki 用药频度 合理用药
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循环CD4^(+)CD45RA^(+)CD62L^(+)T细胞与接受EGFR-TKI治疗的转移性非小细胞肺癌预后相关
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作者 操辰新 唐辉 +4 位作者 耿瑞璇 郭伏平 白春梅 王颖轶 李太生 《基础医学与临床》 CAS 2024年第5期658-664,共7页
目的探索外周血循环淋巴细胞的基线水平及动态变化与接受表皮生长因子受体酪氨酸激酶抑制剂(EGFR-TKI)治疗的EGFR突变阳性的转移性非小细胞肺癌患者预后之间的相关性。方法设计一个回顾性队列,包括在北京协和医院接受EGFR-TKI治疗的40... 目的探索外周血循环淋巴细胞的基线水平及动态变化与接受表皮生长因子受体酪氨酸激酶抑制剂(EGFR-TKI)治疗的EGFR突变阳性的转移性非小细胞肺癌患者预后之间的相关性。方法设计一个回顾性队列,包括在北京协和医院接受EGFR-TKI治疗的40例非小细胞肺癌患者。在EGFR-TKI治疗期间,使用流式细胞仪测量术收集外周血循环淋巴细胞亚群进行动态监测,并通过电话随访每位患者的生存情况,分别比较基线以及治疗1月后外周血循环淋巴细胞亚群与无进展生存期(PFS)和总生存期(OS)的关系。结果在接受EGFR-TKI治疗的患者中,更高的基线循环CD4^(+)CD45RA^(+)CD62L^(+)T细胞计数与更高的肿瘤治疗应答相关(P<0.001)。整个人群的PFS为27.1个月,而OS未达到。然而,基线CD4^(+)CD45RA^(+)CD62L^(+)T细胞计数与中位PFS无相关性。此外,在EGFR-TKI治疗期间,CD4^(+)CD45RA^(+)CD62L^(+)T细胞计数稳定或升高的患者的PFS明显长于CD4^(+)CD45RA^(+)CD62L^(+)T细胞计数降低的患者(29.1个月对比9.4个月;P<0.001)。结论更高的基线循环CD4^(+)CD45RA^(+)CD62L^(+)T细胞计数与更好的EGFR-TKI治疗应答相关,CD4^(+)CD45RA^(+)CD62L^(+)T细胞计数的动态变化与PFS延长有关。 展开更多
关键词 表皮生长因子受体酪氨酸激酶抑制剂(egfr-tki) 淋巴细胞亚群 肺癌 CD4^(+)CD45RA^(+)CD62L^(+)T细胞 预后
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EGFR突变的晚期肺腺癌患者EGFR-TKIs治疗过程中脑转移的危险因素分析
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作者 靳俊杰 刘兆良 +2 位作者 狄艳青 曹涤非 李丽 《河北医药》 CAS 2024年第16期2423-2426,2431,共5页
目的 评估表皮生长因子受体(EGFR)突变的晚期肺腺癌患者酷氨酸激酶抑制剂(EGFR-TKIs)治疗过程中脑转移的危险因素研究,为临床诊治提供参考。方法 回顾性分析2018年1月至2020年1月收治的134例EGFR突变晚期肺腺癌患者的临床资料,均随访至2... 目的 评估表皮生长因子受体(EGFR)突变的晚期肺腺癌患者酷氨酸激酶抑制剂(EGFR-TKIs)治疗过程中脑转移的危险因素研究,为临床诊治提供参考。方法 回顾性分析2018年1月至2020年1月收治的134例EGFR突变晚期肺腺癌患者的临床资料,均随访至2023年4月30日。用Kaplan-Meier法计算脑转移的累积发病率,用多因素Cox回归分析脑转移的独立危险因素。结果 34例患者(25.4%)在EGFR-TKIs治疗过程中发生脑转移。多因素分析显示年龄≤53岁(HR:2.751,95%CI:1.326~5.707;P=0.007)、血清癌胚抗原≥23 ng/mL(HR:3.197,95%CI:1.512~6.758;P=0.002)和EGFR21外显子突变(HR:2.769,95%CI:1.355~5.659;P=0.005)是发生脑转移的独立高危因素。结论 EGFR突变的晚期肺腺癌患者EGFR-TKIs治疗过程中脑转移的危险因素较多,临床上值得注意。 展开更多
关键词 EGFR突变 晚期肺腺癌 egfr-tkis治疗 脑转移
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非小细胞肺癌EGFR基因少见突变P733L对第1代和第3代EGFR-TKI敏感性的研究
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作者 车娟娟 王婧 +3 位作者 甄洪超 林海珊 尚昆 俞静 《中国医院用药评价与分析》 2024年第7期774-777,782,共5页
目的:探讨表皮生长因子受体(EGFR)基因少见突变P733L对第1代和第3代EGFR酪氨酸激酶抑制剂(EGFR-TKI)的敏感性。方法:通过四唑盐比色法和平板克隆实验分析EGFR L858R和P733L肺癌细胞对第1代和第3代EGFR-TKI的敏感性;通过Transwell实验分... 目的:探讨表皮生长因子受体(EGFR)基因少见突变P733L对第1代和第3代EGFR酪氨酸激酶抑制剂(EGFR-TKI)的敏感性。方法:通过四唑盐比色法和平板克隆实验分析EGFR L858R和P733L肺癌细胞对第1代和第3代EGFR-TKI的敏感性;通过Transwell实验分析第1代和第3代EGFR-TKI对EGFR L858R和P733L肺癌细胞迁移的抑制作用;通过检测凋亡蛋白分析第1代和第3代EGFR-TKI促进EGFR L858R和P733L肺癌细胞凋亡的作用。结果:第1代和第3代EGFR-TKI对EGFR L858R和P733L细胞的增殖、克隆形成和细胞迁移都有抑制作用。与EGFR野生型肺癌细胞相比,第1代和第3代EGFR-TKI处理后,EGFR L858R和P733L细胞的EGFR激酶活性受到抑制,细胞凋亡明显增加。结论:EGFR P733L突变细胞对第1代和第3代EGFR-TKI的敏感性与EGFR L858R突变细胞的敏感性相似,本研究为EGFR基因少见突变从EGFR-TKI治疗中获益提供了实验证据。 展开更多
关键词 非小细胞肺癌 表皮生长因子受体酪氨酸激酶抑制剂 EGFR少见突变 EGFR P733L 药物敏感性
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Risk of hepatitis B virus reactivation in oncological patients treated with tyrosine kinase inhibitors:A case report and literature analysis 被引量:4
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作者 Francesca Colapietro Nicola Pugliese +2 位作者 Antonio Voza Alessio Aghemo Stella De Nicola 《World Journal of Gastroenterology》 SCIE CAS 2024年第9期1253-1256,共4页
Hepatitis B virus(HBV)reactivation(HBVr)represents a severe and potentially life-threatening condition,and preventive measures are available through blood test screening or prophylactic therapy administration.The asse... Hepatitis B virus(HBV)reactivation(HBVr)represents a severe and potentially life-threatening condition,and preventive measures are available through blood test screening or prophylactic therapy administration.The assessment of HBVr traditionally considers factors such as HBV profile,including hepatitis B surface antigen(HBsAg)and antibody to hepatitis B core antigen,along with type of medication(chemotherapy;immunomodulants).Nevertheless,consideration of possible patient’s underlying tumor and the specific malignancy type(solid or hematologic)plays a crucial role and needs to be assessed for decision-making process. 展开更多
关键词 Chronic hepatitis B REACTIVATION Nucleoside analogue Tyrosine kinase inhibitors Onco-hematology
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参苓白术散联合EGFR-TKIs靶向治疗非小细胞肺癌临床观察
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作者 苏坤 徐培培 白晴晴 《光明中医》 2024年第5期973-976,共4页
目的 参苓白术散联合人表皮生长因子受体酪氨酸激酶抑制剂(EGFR-TKIs)靶向治疗非小细胞肺癌(NSCLC)的临床效果。方法 将患者随机分为对照组(29例)和联合组(30例)。对照组采用EGFR-TKIs靶向治疗,联合组在对照组基础上予口服参苓白术散。... 目的 参苓白术散联合人表皮生长因子受体酪氨酸激酶抑制剂(EGFR-TKIs)靶向治疗非小细胞肺癌(NSCLC)的临床效果。方法 将患者随机分为对照组(29例)和联合组(30例)。对照组采用EGFR-TKIs靶向治疗,联合组在对照组基础上予口服参苓白术散。治疗9周,比较2组临床疗效、中医证候积分、免疫功能指标及不良反应发生率。结果 联合组临床疗效优于对照组(P<0.05)。治疗后,2组中医证候积分下降,联合组偏低(P<0.05);2组CD4^(+)、CD4^(+)/CD8^(+)比率升高,联合组偏高(P<0.05),CD8^(+)水平则降低,联合组偏低(P<0.05)。联合组不良反应总发生率低于对照组(P<0.05)。结论 参苓白术散联合EGFR-TKIs靶向治疗NSCLC疗效显著,可改善免疫功能,减轻不良反应。 展开更多
关键词 肺积 非小细胞肺癌 参苓白术散 人表皮生长因子受体酪氨酸激酶抑制剂
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EGFR-TKI联合安罗替尼用于晚期EGFR突变非小细胞肺癌患者TKI缓慢进展后的疗效与安全性
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作者 许子宜 郝学志 +2 位作者 汪麟 邢镨元 李峻岭 《癌症》 CAS 2024年第1期27-35,共9页
背景与目的靶向治疗是晚期表皮生长因子受体(epidermal growth factor receptor,EGFR)突变的非小细胞肺癌(non-small cell lung cancer,NSCLC)患者的标准治疗方案,但酪氨酸激酶抑制剂(tyrosine kinase inhibitor,TKI)治疗后不可避免会... 背景与目的靶向治疗是晚期表皮生长因子受体(epidermal growth factor receptor,EGFR)突变的非小细胞肺癌(non-small cell lung cancer,NSCLC)患者的标准治疗方案,但酪氨酸激酶抑制剂(tyrosine kinase inhibitor,TKI)治疗后不可避免会出现耐药。本研究旨在探索真实世界中EGFR-TKI联合小分子多靶点抗血管生成药物安罗替尼治疗TKI缓慢进展的晚期EGFR敏感突变NSCLC患者的疗效与安全性。方法将自2019年8月至2022年5月就诊于中国医学科学院肿瘤医院的晚期EGFR敏感突变NSCLC患者纳入本研究,回顾性分析了病例资料和随访数据。缓慢进展定义为:(1)EGFR-TKI对疾病的控制时间≥6个月;(2)原有的肿瘤病灶略有增大,或出现1–2处新的非靶病灶;(3)无症状或症状无变化。进展后生存时间(post-progression survival,PPS)定义为从再挑战TKI和安罗替尼联合治疗开始时间至进展或出现任何原因死亡的时间间隔;客观缓解率(objective response rate,ORR)定义为完全缓解(completer response,CR)和部分缓解(progression disease,PR)率的总和,疾病控制率(disease control rate,DCR)定义为CR率、PR率和疾病稳定(stable disease,SD)率的总和。结果共有20例患者在接受TKI治疗出现缓慢进展后,继续TKI治疗同时接受安罗替尼治疗。在中位随访时间9.7个月后,共有13(65.0%)例患者经TKI联合安罗替尼治疗后再进展,6(30.0%)例患者死亡,未达到中位总生存时间(overall survival,OS),中位PPS为6.5个月(95%可置信区间:3.799–9.281),分别有1(5.0%)例患者达到PR,16(80.0%)例达SD,另外3(15.0%)例最佳疗效为疾病进展(progression disease,PD)。ORR为5.0%,DCR为85.0%。50.0%的患者出现各级治疗相关不良反应,其中发生率最高的为胃肠道反应(8/20,40.0%)。3级及以上的不良反应发生率为20.0%,包括3级乏力、呼吸困难、脑血管事件及腹泻。导致停药的不良反应共4(20.0%)例,包括1(5.0%)例3级腹泻、1(5.0%)例3级乏力和2级呼吸困难、1(5.0%)例3级脑血管血栓栓塞,以及1(5.0%)例2级口腔内出血。结论在晚期EGFR敏感突变的NSCLC患者中,EGFR-TKI治疗出现缓慢进展后,继续TKI联合安罗替尼有一定的可行性,尤其对于三代TKI治疗的患者可能疗效更佳,并且耐受性尚可。 展开更多
关键词 NSCLC egfr-tki 安罗替尼 缓慢进展 联合治疗
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Immune checkpoint inhibitor-associated gastritis:Patterns and management 被引量:2
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作者 Jing Lin Zhong-Qiao Lin +1 位作者 Shi-Cheng Zheng Yu Chen 《World Journal of Gastroenterology》 SCIE CAS 2024年第14期1941-1948,共8页
Immune checkpoint inhibitors(ICIs)are widely used due to their effectiveness in treating various tumors.Immune-related adverse events(irAEs)are defined as adverse effects resulting from ICI treatment.Gastrointestinal ... Immune checkpoint inhibitors(ICIs)are widely used due to their effectiveness in treating various tumors.Immune-related adverse events(irAEs)are defined as adverse effects resulting from ICI treatment.Gastrointestinal irAEs are a common type of irAEs characterized by intestinal side effects,such as diarrhea and colitis,which may lead to the cessation of ICIs.Although irAE gastritis is rarely reported,it may lead to serious complications such as gastrorrhagia.Furthermore,irAE gastritis is often difficult to identify early due to its diverse symptoms.Although steroid hormones and immunosuppressants are commonly used to reverse irAEs,the best regimen and dosage for irAE gastritis remains uncertain.In addition,the risk of recurrence of irAE gastritis after the reuse of ICIs should be considered.In this editorial,strategies such as early identification,pathological diagnosis,mana-gement interventions,and immunotherapy rechallenge are discussed to enable clinicians to better manage irAE gastritis and improve the prognosis of these patients. 展开更多
关键词 IMMUNOTHERAPY Immune checkpoint inhibitor Immune-related adverse events Immune checkpoint inhibitor-related gastritis
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Hepatic arterial infusion chemotherapy with anti-angiogenesis agents and immune checkpoint inhibitors for unresectable hepatocellular carcinoma and meta-analysis 被引量:3
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作者 Yu-Zhe Cao Guang-Lei Zheng +4 位作者 Tian-Qi Zhang Hong-Yan Shao Jia-Yu Pan Zi-Lin Huang Meng-Xuan Zuo 《World Journal of Gastroenterology》 SCIE CAS 2024年第4期318-331,共14页
BACKGROUND Hepatic arterial infusion chemotherapy(HAIC)has been proven to be an ideal choice for treating unresectable hepatocellular carcinoma(uHCC).HAIC-based treatment showed great potential for treating uHCC.Howev... BACKGROUND Hepatic arterial infusion chemotherapy(HAIC)has been proven to be an ideal choice for treating unresectable hepatocellular carcinoma(uHCC).HAIC-based treatment showed great potential for treating uHCC.However,large-scale studies on HAIC-based treatments and meta-analyses of first-line treatments for uHCC are lacking.AIM To investigate better first-line treatment options for uHCC and to assess the safety and efficacy of HAIC combined with angiogenesis inhibitors,programmed cell death of protein 1(PD-1)and its ligand(PD-L1)blockers(triple therapy)under real-world conditions.METHODS Several electronic databases were searched to identify eligible randomized controlled trials for this meta-analysis.Study-level pooled analyses of hazard ratios(HRs)and odds ratios(ORs)were performed.This was a retrospective single-center study involving 442 patients with uHCC who received triple therapy or angiogenesis inhibitors plus PD-1/PD-L1 blockades(AIPB)at Sun Yat-sen University Cancer Center from January 2018 to April 2023.Propensity score matching(PSM)was performed to balance the bias between the groups.The Kaplan-Meier method and cox regression were used to analyse the survival data,and the log-rank test was used to compare the suvival time between the groups.RESULTS A total of 13 randomized controlled trials were included.HAIC alone and in combination with sorafenib were found to be effective treatments(P values for ORs:HAIC,0.95;for HRs:HAIC+sorafenib,0.04).After PSM,176 HCC patients were included in the analysis.The triple therapy group(n=88)had a longer median overall survival than the AIPB group(n=88)(31.6 months vs 14.6 months,P<0.001)and a greater incidence of adverse events(94.3%vs 75.4%,P<0.001).CONCLUSION This meta-analysis suggests that HAIC-based treatments are likely to be the best choice for uHCC.Our findings confirm that triple therapy is more effective for uHCC patients than AIPB. 展开更多
关键词 Unresectable hepatocellular carcinoma Hepatic arterial infusion chemotherapy Angiogenesis inhibitors Programmed cell death protein 1 Programmed death ligand 1
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Transcatheter arterial chemoembolization combined with PD-1 inhibitors and Lenvatinib for hepatocellular carcinoma with portal vein tumor thrombus 被引量:1
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作者 Hong-Xiao Wu Xiao-Yan Ding +4 位作者 Ya-Wen Xu Ming-Hua Yu Xiao-Mi Li Na Deng Jing-Long Chen 《World Journal of Gastroenterology》 SCIE CAS 2024年第8期843-854,共12页
BACKGROUND Hepatocellular carcinoma(HCC)patients complicated with portal vein tumor thrombus(PVTT)exhibit poor prognoses and treatment responses.AIM To investigate efficacies and safety of the combination of PD-1 inhi... BACKGROUND Hepatocellular carcinoma(HCC)patients complicated with portal vein tumor thrombus(PVTT)exhibit poor prognoses and treatment responses.AIM To investigate efficacies and safety of the combination of PD-1 inhibitor,transcatheter arterial chemoembolization(TACE)and Lenvatinib in HCC subjects comorbid with PVTT.METHODS From January 2019 to December 2020,HCC patients with PVTT types Ⅰ-Ⅳ were retrospectively enrolled at Beijing Ditan Hospital.They were distributed to either the PTL or TACE/Lenvatinib(TL)group.The median progression-free survival(mPFS)was set as the primary endpoint,while parameters like median overall survival,objective response rate,disease control rate(DCR),and toxicity level served as secondary endpoints.RESULTS Forty-one eligible patients were finally recruited for this study and divided into the PTL(n=18)and TL(n=23)groups.For a median follow-up of 21.8 months,the DCRs were 88.9%and 60.9%in the PTL and TL groups(P=0.046),res-pectively.Moreover,mPFS indicated significant improvement(HR=0.25;P<0.001)in PTL-treated patients(5.4 months)compared to TL-treated(2.7 months)patients.There were no treatment-related deaths or differences in adverse events in either group.CONCLUSION A triplet regimen of PTL was safe and well-tolerated as well as exhibited favorable efficacy over the TL regimen for advanced-stage HCC patients with PVTT types Ⅰ-Ⅳ. 展开更多
关键词 Hepatocellular carcinoma Transcatheter arterial chemoembolization Lenvatinib PD-1 inhibitor Portal vein tumor thrombus
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上皮间质转化在NCI-H1975肺腺癌细胞三代EGFR-TKI奥西替尼获得性耐药中的机制研究
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作者 郭亚利 卫蓓蕾 温跃培 《临床肺科杂志》 2024年第8期1220-1226,共7页
目的 探究上皮间质转化(EMT)在NCI-H1975肺腺癌细胞三代表皮生长因子受体-酪氨酸激酶抑制剂(EGFR-TKI)奥西替尼获得性耐药中的机制。方法 选取人肺腺癌细胞株NCI-H1975作为实验细胞,采用体外浓度递增的方式诱导建立第三代EGFR-TKI奥西... 目的 探究上皮间质转化(EMT)在NCI-H1975肺腺癌细胞三代表皮生长因子受体-酪氨酸激酶抑制剂(EGFR-TKI)奥西替尼获得性耐药中的机制。方法 选取人肺腺癌细胞株NCI-H1975作为实验细胞,采用体外浓度递增的方式诱导建立第三代EGFR-TKI奥西替尼耐药株NCI-H1975OR。使用CCK8法测定增殖能力,使用AnnexinⅤ-FITC/PI双染法测定凋亡能力,使用划痕实验和Transwell侵袭实验测定迁移及侵袭能力,并使用Western Blot法测定不同细胞株EMT相关分子蛋白表达差异。结果 随着奥西替尼药物浓度的增加,两种细胞株的存活率均下降,且在同一药物浓度下,亲本NCI-H1975较耐药株NCI-H1975OR存活数少,亲本NCI-H1975 IC_(50)为(11.24±1.15)nmol/L,耐药株NCI-H1975OR IC_(50)为(5.73±0.75)nmol/L,差异具有统计学意义(P<0.05)。与NCI-H1975组相比,NCI-H1975OR组具有较高的增殖能力(P<0.05)。划痕实验结果显示,在同一时间节点,NCI-H1975OR组较NCI-H1975组划痕两边距离更短;Transwell侵袭实验显示,在同一时间节点,NCI-H1975OR组穿过小室的细胞较NCI-H1975组多。NCI-H1975OR组Vimentin、N-cadherin、Snail、Twist等蛋白表达水平较NCI-H1975组高(P<0.05),E-cadherin蛋白表达水平较NCI-H1975组低(P<0.05)。NF-κB、Wnt/β-catenin等信号通路的关键因子在NCI-H1975OR组中的表达水平较NCI-H1975组高(P<0.05),AKT信号通路的关键因子NCI-H1975OR组中的表达水平较NCI-H1975组低(P<0.05)。结论 EMT可能参与了NCI-H1975肺腺癌细胞三代EGFR-TKI奥西替尼获得性耐药的过程,该机制可能与AKT、NF-κB、Wnt/β-catenin等信号通路的调控有关。 展开更多
关键词 上皮间质转化 非小细胞肺癌 egfr-tki 奥西替尼 获得性耐药
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Molecular insights into clinical trials for immune checkpoint inhibitors in colorectal cancer:Unravelling challenges and future directions 被引量:1
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作者 Samantha Sharma Naresh Singh +5 位作者 Anita Ahmed Turk Isabella Wan Akshay Guttikonda Julia Lily Dong Xinna Zhang Mateusz Opyrchal 《World Journal of Gastroenterology》 SCIE CAS 2024年第13期1815-1835,共21页
Colorectal cancer(CRC)is a complex disease with diverse etiologies and clinical outcomes.Despite considerable progress in development of CRC therapeutics,challenges remain regarding the diagnosis and management of adv... Colorectal cancer(CRC)is a complex disease with diverse etiologies and clinical outcomes.Despite considerable progress in development of CRC therapeutics,challenges remain regarding the diagnosis and management of advanced stage metastatic CRC(mCRC).In particular,the five-year survival rate is very low since mCRC is currently rarely curable.Over the past decade,cancer treatment has significantly improved with the introduction of cancer immunotherapies,specifically immune checkpoint inhibitors.Therapies aimed at blocking immune checkpoints such as PD-1,PD-L1,and CTLA-4 target inhibitory pathways of the immune system,and thereby enhance anti-tumor immunity.These therapies thus have shown promising results in many clinical trials alone or in combination.The efficacy and safety of immunotherapy,either alone or in combination with CRC,have been investigated in several clinical trials.Clinical trials,including KEYNOTE-164 and CheckMate 142,have led to Food and Drug Administration approval of the PD-1 inhibitors pembrolizumab and nivolumab,respectively,for the treatment of patients with unresectable or metastatic microsatellite instability-high or deficient mismatch repair CRC.Unfortunately,these drugs benefit only a small percentage of patients,with the benefits of immunotherapy remaining elusive for the vast majority of CRC patients.To this end,primary and secondary resistance to immunotherapy remains a significant issue,and further research is necessary to optimize the use of immunotherapy in CRC and identify biomarkers to predict the response.This review provides a comprehensive overview of the clinical trials involving immune checkpoint inhibitors in CRC.The underlying rationale,challenges faced,and potential future steps to improve the prognosis and enhance the likelihood of successful trials in this field are discussed. 展开更多
关键词 Colorectal cancer Immune checkpoint inhibitors Clinical trials Immunotherapy Microsatellite instability Microsatellite stability DNA mismatch repair
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中医药联合EGFR-TKI治疗非小细胞肺癌及逆转获得性耐药的研究进展
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作者 刘一丹 乔云 《云南中医中药杂志》 2024年第8期74-79,共6页
非小细胞肺癌(non-small cell lung cancer,NSCLC)是肺癌的常见类型。表皮生长因子受体(EGFR)基因突变是非小细胞肺癌的重要驱动因素,表皮生长因子受体络氨酸激酶抑制剂(EGFR-TKI)是治疗晚期EGFR突变NSCLC的首选药物。获得性耐药是制约E... 非小细胞肺癌(non-small cell lung cancer,NSCLC)是肺癌的常见类型。表皮生长因子受体(EGFR)基因突变是非小细胞肺癌的重要驱动因素,表皮生长因子受体络氨酸激酶抑制剂(EGFR-TKI)是治疗晚期EGFR突变NSCLC的首选药物。获得性耐药是制约EGFR-TKI临床疗效和降低肺癌治愈率的关键桎梏。近年来,中医药联合EGFR-TKI提高NSCLC治疗有效率和逆转获得性耐药已成为研究的焦点。通过系统归纳近10年中医药联合EGFR-TKI治疗非小细胞肺癌及逆转获得性耐药的研究进展。 展开更多
关键词 中医药 egfr-tki 获得性耐药 NSCLC
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EGFR-TKIs耐药与EGFR突变非小细胞肺癌中PD-L1表达的研究进展
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作者 温雅婷 高俊珍 《临床医学进展》 2024年第1期183-189,共7页
表皮生长因子受体酪氨酸激酶抑制剂可改善EGFR突变的非小细胞肺癌患者生存期。然而部分患者表现出原发性/获得性耐药,疗效间存在差异。PD-L1表达水平可作为免疫检查点抑制剂治疗的预测性生物标志物,PD-1/PD-L1抑制剂已被批准用于晚期NS... 表皮生长因子受体酪氨酸激酶抑制剂可改善EGFR突变的非小细胞肺癌患者生存期。然而部分患者表现出原发性/获得性耐药,疗效间存在差异。PD-L1表达水平可作为免疫检查点抑制剂治疗的预测性生物标志物,PD-1/PD-L1抑制剂已被批准用于晚期NSCLC的一线治疗。研究表明,部分EGFR突变NSCLC患者免疫治疗效果欠佳,可能与其肿瘤微环境相关。本文就EGFR突变患者的肿瘤微环境与PD-L1的联系、PD-L1在EGFR突变的非小细胞肺癌患者中表达率及与EGFR-TKIs疗效等方面的研究进行综述。 展开更多
关键词 EGFR 肿瘤微环境 PD-L1 egfr-tkis耐药 信号通路
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第三代EGFR-TKI耐药性机制及联合用药治疗的策略
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作者 周建宇 秦晓红 米立志 《中国生物化学与分子生物学报》 CAS CSCD 北大核心 2024年第2期170-179,共10页
表皮生长因子受体(epidermal growth factor receptor,EGFR)是一种受体酪氨酸激酶,参与如细胞的增殖、分裂和分化等生理过程,并在肿瘤的发生和发展中发挥重要作用。在非小细胞肺癌的靶向治疗中,靶向表皮生长因子受体的酪氨酸激酶抑制剂(... 表皮生长因子受体(epidermal growth factor receptor,EGFR)是一种受体酪氨酸激酶,参与如细胞的增殖、分裂和分化等生理过程,并在肿瘤的发生和发展中发挥重要作用。在非小细胞肺癌的靶向治疗中,靶向表皮生长因子受体的酪氨酸激酶抑制剂(tyrosine kinase inhibitor,TKI)取得了显著疗效。然而,伴随着EGFR T790M等突变的出现,患者会对第一代和第二代EGFR-TKI治疗产生耐药性。为此,开发的以奥希替尼(Osimertinib)为代表的第三代EGFR-TKI,在治疗携带EGFR T790M突变患者的耐药中取得了良好效果。但部分接受第三代EGFR-TKI治疗的患者仍会产生获得性耐药。目前,已知的耐药机制主要分为EGFR依赖型(EGFR自身激酶结构域突变)和EGFR非依赖型(异常旁路信号的激活、下游信号通路的激活、组织学表型转变)两类。本文对EGFR及第三代EGFR-TKI药物结构、主要的耐药机制和耐药后的治疗策略进行了全面综述与总结,并对未来克服EGFR-TKI耐药性的可能方向进行了分析。 展开更多
关键词 表皮生长因子受体 酪氨酸激酶抑制剂 奥希替尼 耐药机制 联合用药
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基于《诸病源候论》“毒”相关理论探析EGFR-TKI相关性皮疹的发病机制和治疗 被引量:1
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作者 吴静君 李梦萍 邓力 《广西中医药》 2024年第1期49-52,共4页
表皮生长因子受体酪氨酸激酶抑制剂(epidermal growth factor receptor tyrosine kinase inhibitor,EG-FR-TKI)在晚期非小细胞肺癌患者中应用广泛,而EGFR-TKI相关性皮疹发生率也相应升高。EGFR-TKI相关性皮疹归属于中医“药毒疹”的范畴... 表皮生长因子受体酪氨酸激酶抑制剂(epidermal growth factor receptor tyrosine kinase inhibitor,EG-FR-TKI)在晚期非小细胞肺癌患者中应用广泛,而EGFR-TKI相关性皮疹发生率也相应升高。EGFR-TKI相关性皮疹归属于中医“药毒疹”的范畴,本文基于《诸病源候论》“毒”相关理论探析其基本病机和治疗,认为其病机为“正气亏虚,癌毒内蕴,外邪侵袭”,临证应注重辨证论治,为EGFR-TKI相关性皮疹的中医治疗提供了借鉴。 展开更多
关键词 egfr-tki相关性皮疹 非小细胞肺癌 诸病源候论 巢元方
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Type-B monoamine oxidase inhibitors in neurological diseases:clinical applications based on preclinical findings 被引量:2
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作者 Marika Alborghetti Edoardo Bianchini +3 位作者 Lanfranco De Carolis Silvia Galli Francesco E.Pontieri Domiziana Rinaldi 《Neural Regeneration Research》 SCIE CAS CSCD 2024年第1期16-21,共6页
Type-B monoamine oxidase inhibitors,encompassing selegiline,rasagiline,and safinamide,are available to treat Parkinson's disease.These drugs ameliorate motor symptoms and improve motor fluctuation in the advanced ... Type-B monoamine oxidase inhibitors,encompassing selegiline,rasagiline,and safinamide,are available to treat Parkinson's disease.These drugs ameliorate motor symptoms and improve motor fluctuation in the advanced stages of the disease.There is also evidence suppo rting the benefit of type-B monoamine oxidase inhibitors on non-motor symptoms of Parkinson's disease,such as mood deflection,cognitive impairment,sleep disturbances,and fatigue.Preclinical studies indicate that type-B monoamine oxidase inhibitors hold a strong neuroprotective potential in Parkinson's disease and other neurodegenerative diseases for reducing oxidative stress and stimulating the production and release of neurotrophic factors,particularly glial cell line-derived neurotrophic factor,which suppo rt dopaminergic neurons.Besides,safinamide may interfere with neurodegenerative mechanisms,countera cting excessive glutamate overdrive in basal ganglia motor circuit and reducing death from excitotoxicity.Due to the dual mechanism of action,the new generation of type-B monoamine oxidase inhibitors,including safinamide,is gaining interest in other neurological pathologies,and many supporting preclinical studies are now available.The potential fields of application concern epilepsy,Duchenne muscular dystrophy,multiple scle rosis,and above all,ischemic brain injury.The purpose of this review is to investigate the preclinical and clinical pharmacology of selegiline,rasagiline,and safinamide in Parkinson's disease and beyond,focusing on possible future therapeutic applications. 展开更多
关键词 glial cell line-derived neurotrophic factor(GDNF) GLUTAMATE neurological disorders NEUROPROTECTION Parkinson's disease preclinical studies RASAGILINE SAFINAMIDE SELEGILINE type-B monoamine oxidase(MAO_(B))inhibitors
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Comparative efficacy of sodium glucose cotransporter-2 inhibitors in the management of type 2 diabetes mellitus:A real-world experience 被引量:1
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作者 Lubna Islam Dhanya Jose +3 位作者 Mohammed Alkhalifah Dania Blaibel Vishnu Chandrabalan Joseph M Pappachan 《World Journal of Diabetes》 SCIE 2024年第3期463-474,共12页
BACKGROUND Sodium glucose cotransporter-2 inhibitors(SGLT-2i)are a class of drugs with modest antidiabetic efficacy,weight loss effect,and cardiovascular benefits as proven by multiple randomised controlled trials(RCT... BACKGROUND Sodium glucose cotransporter-2 inhibitors(SGLT-2i)are a class of drugs with modest antidiabetic efficacy,weight loss effect,and cardiovascular benefits as proven by multiple randomised controlled trials(RCTs).However,real-world data on the comparative efficacy and safety of individual SGLT-2i medications is sparse.AIM To study the comparative efficacy and safety of SGLT-2i using real-world clinical data.METHODS We evaluated the comparative efficacy data of 3 SGLT-2i drugs(dapagliflozin,canagliflozin,and empagliflozin)used for treating patients with type 2 diabetes mellitus.Data on the reduction of glycated hemoglobin(HbA1c),body weight,blood pressure(BP),urine albumin creatinine ratio(ACR),and adverse effects were recorded retrospectively.RESULTS Data from 467 patients with a median age of 64(14.8)years,294(62.96%)males and 375(80.5%)Caucasians were analysed.Median diabetes duration was 16.0(9.0)years,and the duration of SGLT-2i use was 3.6(2.1)years.SGLT-2i molecules used were dapagliflozin 10 mg(n=227;48.6%),canagliflozin 300 mg(n=160;34.3%),and empagliflozin 25 mg(n=80;17.1).Baseline median(interquartile range)HbA1c in mmol/mol were:dapagliflozin-78.0(25.3),canagliflozin-80.0(25.5),and empagliflozin-75.0(23.5)respectively.The respective median HbA1c reduction at 12 months and the latest review(just prior to the study)were:66.5(22.8)&69.0(24.0),67.0(16.3)&66.0(28.0),and 67.0(22.5)&66.5(25.8)respectively(P<0.001 for all comparisons from baseline).Significant improvements in body weight(in kilograms)from baseline to study end were noticed with dapagliflozin-101(29.5)to 92.2(25.6),and canagliflozin 100(28.3)to 95.3(27.5)only.Significant reductions in median systolic and diastolic BP,from 144(21)mmHg to 139(23)mmHg;(P=0.015),and from 82(16)mmHg to 78(19)mmHg;(P<0.001)respectively were also observed.A significant reduction of microalbuminuria was observed with canagliflozin only[ACR 14.6(42.6)at baseline to 8.9(23.7)at the study end;P=0.043].Adverse effects of SGLT-2i were as follows:genital thrush and urinary infection-20(8.8%)&17(7.5%)with dapagliflozin;9(5.6%)&5(3.13%)with canagliflozin;and 4(5%)&4(5%)with empagliflozin.Diabetic ketoacidosis was observed in 4(1.8%)with dapagliflozin and 1(0.63%)with canagliflozin.CONCLUSION Treatment of patients with SGLT-2i is associated with statistically significant reductions in HbA1c,body weight,and better than those reported in RCTs,with low side effect profiles.A review of large-scale real-world data is needed to inform better clinical practice decision making. 展开更多
关键词 Sodium glucose cotransporter-2 inhibitors Empagliflozin Canagliflozin DAPAGLIFLOZIN Type 2 diabetes mellitus Cardiovascular disease Albumin creatinine ratio DIABESITY
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